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General Information
Related Benchmark: MA.7.S.6.1
Reporting Category: Statistics
Type: MC: Multiple Choice
Difficulty: N/A
Question:
A cable television company will add new channels to its service. The company president wants to have 100 customers surveyed by telephone in a single weekend to find out what kind of channels customers want. Which method would increase the bias in the survey?
Answer Options:
A. performing the survey over a period of one week
B. increasing the number of customers surveyed to 300
C. surveying the 100 customers who have had cable service with this company for the longest period of time
D. mailing the survey questions to all the customers and offering a 25% discount on cable service to the first 100 customers who return the survey
B. increasing the number of customers surveyed to 300
C. surveying the 100 customers who have had cable service with this company for the longest period of time
D. mailing the survey questions to all the customers and offering a 25% discount on cable service to the first 100 customers who return the survey
Answer Key:
C
Item Context:
Social Studies/Consumerism
